Positioning device for bearing ring machining

Abstract

The utility model discloses a positioning device for bearing ring processing, which comprises a bottom plate and a cylinder, the cylinder is arranged right above the bottom plate, the cylinder is fixedly connected with the bottom plate through a support rod, a tray is arranged in the middle of the upper surface of the cylinder, and the support rod is fixedly connected with the bottom plate. The side wall of the tray is rotationally connected with two clamping assemblies distributed in a circumferential array mode, a connecting disc is arranged at the bottom of a piston rod of the air cylinder, and a connecting rod structure used for driving the three clamping assemblies to clamp the bearing ring is arranged on the connecting disc. By starting the air cylinder, the connecting rod structure can drive the three clamping assemblies to move at the same time, so that the bearing ring placed on the tray is clamped and fixed, the bearing ring can be located at the center position, the purpose of automatic alignment is achieved, bearing rings of different sizes can be clamped and fixed conveniently through the arrangement of the V-shaped grooves, and the machining efficiency is improved. And the bearing ring cannot be deformed.

Description

Technical Field

[0001] The utility model belongs to the technical field of bearing ring processing, and in particular relates to a positioning device for bearing ring processing. Background Art

[0002] Rolling bearings are precision mechanical components that convert the sliding friction between the rotating shaft and the shaft seat into rolling friction, thereby reducing friction losses. Rolling bearings are generally composed of four parts: inner ring, ferrule, rolling element and cage. The inner ring is used to match the shaft and rotate with the shaft; the ferrule is used to match the bearing seat and play a supporting role; the rolling element is evenly distributed between the inner ring and the outer ring with the help of the cage, and its shape, size and number directly affect the performance and life of the rolling bearing; the cage can evenly distribute the rolling element, guide the rolling element to rotate and play a lubricating role. The bearing ring needs to be positioned during processing.

[0003] The prior art has the following deficiencies: when the existing positioning device for bearing ring processing is used for positioning, the positioning device needs to be manually adjusted so that the positioning device positions and clamps the bearing ring, the positioning process is cumbersome, the positioning rate is slow, and the positioning effect is poor. Utility Model Content

[0004] The utility model aims to provide a positioning device for bearing ring processing to solve the technical problems raised in the background technology.

[0005] To achieve the above-mentioned purpose, the specific technical scheme of the utility model is as follows: a positioning device for bearing ring processing, comprising a base plate and a cylinder, wherein the cylinder is located directly above the base plate, and the cylinder and the base plate are fixedly connected by a support rod, a tray is provided in the middle part of the upper surface of the cylinder, and the side wall of the tray is rotatably connected to two clamping assemblies distributed in a circular array, a connecting plate is provided at the bottom of the piston rod of the cylinder, and a connecting rod structure is provided on the connecting plate for driving three clamping assemblies to clamp the bearing ring.

[0006] Preferably, four support rods are provided, and the four support rods are distributed in a circular array on the upper surface of the base plate.

[0007] Preferably, mounting holes are provided at four corners of the upper surface of the base plate.

[0008] Preferably, the clamping assembly comprises a supporting block, a top end of the supporting block is provided with a clamping block detachably connected thereto, a side wall of the clamping block is provided with a V-shaped groove, and a rubber pad is installed in the V-shaped groove.

[0009] Preferably, limiting grooves are provided on both sides of the upper surface of the support block, and two limiting blocks corresponding to the limiting grooves are provided at the bottom of the clamping block. The size of the limiting blocks is consistent with the size of the limiting grooves, and the clamping block and the support block are fixedly connected by bolts.

[0010] Preferably, the side wall of the tray is provided with three U-shaped seats distributed in a circular array, and the bottom side wall of the support block is rotatably connected to the U-shaped seat via a rotating shaft.

[0011] Preferably, the connecting rod structure includes three extension rods, which are distributed in a circular array on the side wall of the connecting disk, and the ends of the three extension rods away from the connecting disk are rotatably connected to the connecting rods via a rotating shaft. Two relatively distributed stop blocks are provided on the back of the support block, and the top end of the connecting rod is rotatably connected to the two stop blocks via a rotating shaft.

[0012] The utility model provides a positioning device for bearing ring processing, which has the following advantages:

[0013] 1. The utility model starts the cylinder so that the connecting rod structure drives the three clamping components to move simultaneously, thereby clamping and fixing the bearing ring placed on the tray, and making the bearing ring in the center position, so as to achieve the purpose of automatic center alignment, and through the setting of the V-groove, it is convenient to clamp and fix bearing rings of different sizes without causing deformation to the bearing ring, and under the action of the rubber pad, the clamping block has a better positioning effect on the bearing ring.

[0014] 2. By setting a detachable connection between the clamping block and the supporting block, it is convenient to replace the clamping block, and through the cooperation between the limit block and the limit groove, it is convenient to install and position the clamping block, thereby improving the convenience of installation.

[0015] 3. By starting the cylinder, the connecting plate drives the extension rod to move up and down, so that the extension rod drives the connecting rod to move, so that the connecting rod drives the support block to rotate with the axis of the rotating shaft connected to the U-shaped seat as the center of the circle, so as to facilitate the clamping and release of the bearing ring, and the operation is simple and fast, and can achieve rapid positioning, the positioning rate is fast, and the positioning effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 for Figure 1 A schematic diagram of the structure from another perspective;

[0019] Figure 3 This is an exploded view of the clamping block and the supporting block in the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the clamping block in the utility model;

[0021] Explanation of markings in the figure: 1. Base plate; 2. Cylinder; 3. Support rod; 4. Tray; 5. Connecting plate; 6. Extension rod; 7. Connecting rod; 8. U-shaped seat; 9. Support block; 10. Clamping block; 11. Stop block; 12. Limiting groove; 13. V-shaped groove; 14. Rubber pad; 15. Limiting block. DETAILED DESCRIPTION

[0022] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the embodiments of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0023] In the description of the embodiments of the present invention, it should be understood that the terms "length", "vertical", "horizontal", "top", "bottom", etc. indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the embodiments of the present invention.

[0024] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0025] In the embodiments of the present utility model, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or a communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0026] The disclosure below provides many different embodiments or examples for realizing different structures of the embodiments of the present utility model. In order to simplify the disclosure of the embodiments of the present utility model, the components and settings of specific examples are described below. Of course, they are only examples, and the purpose is not to limit the embodiments of the present utility model. In addition, the embodiments of the present utility model can repeat reference numbers and / or reference letters in different examples, and this repetition is for the purpose of simplification and clarity, and does not itself indicate the relationship between the various embodiments and / or settings discussed.

[0027] In order to better understand the purpose, structure and function of the utility model, the following is a further detailed description of a positioning device for machining a bearing ring of the utility model in conjunction with the accompanying drawings.

[0028] like Figure 1-4As shown, a positioning device for bearing ring processing of the utility model comprises a base plate 1 and a cylinder 2. The four corners of the upper surface of the base plate 1 are provided with mounting holes, and the device can be installed at a desired location through the base plate 1. The cylinder 2 is located directly above the base plate 1, and the cylinder 2 and the base plate 1 are fixedly connected by support rods 3. Four support rods 3 are provided, and the four support rods 3 are distributed in a circular array on the upper surface of the base plate 1. Through the cooperation between the support rods 3 and the base plate 1, the cylinder 2 is supported and fixed, and the top of the support rod 3 is fixedly connected to the bottom of the cylinder body of the cylinder 2. A tray 4 is provided in the middle part of the upper surface of the cylinder 2, and the side wall of the tray 4 is rotatably connected to two clamping assemblies distributed in a circular array. The clamping assembly includes a support block 9, and a clamping block 10 detachably connected to the support block 9 is provided on the top. The side wall of the clamping block 10 is provided with a V-shaped groove 13, and a rubber pad 14 is installed in the V-shaped groove 13. When in use, the bearing ring is first placed on the tray 4, and by starting the cylinder 2, the connecting rod structure can drive the three clamping assemblies to move simultaneously, so that the bearing ring placed on the tray 4 is clamped and fixed, and the bearing ring can be placed in the center position to achieve the purpose of automatic centering. The setting of the V-shaped groove 13 makes it easy to clamp and fix bearing rings of different sizes without causing deformation to the bearing ring. Under the action of the rubber pad 14, the clamping block 10 has a better positioning effect on the bearing ring. Limiting grooves 12 are provided on both sides of the upper surface of the support block 9, and two limiting blocks 15 corresponding to the limiting grooves 12 are provided at the bottom of the clamping block 10. The size of the limiting block 15 is consistent with the size of the limiting groove 12, and the clamping block 10 and the support block 9 are fixedly connected by bolts. By setting a detachable connection between the clamping block 10 and the support block 9, it is convenient to replace the clamping block 10, and the cooperation between the limiting block 15 and the limiting groove 12 makes it easy to install and position the clamping block 10, thereby improving the convenience of installation.

[0029] The side wall of the tray 4 is provided with three U-shaped seats 8 distributed in a circular array, and the bottom side wall of the support block 9 is rotatably connected to the U-shaped seat 8 through a rotating shaft. A connecting plate 5 is provided at the bottom of the piston rod of the cylinder 2, and a connecting rod structure for driving three clamping assemblies to clamp the bearing ring is provided on the connecting plate 5. The connecting rod structure includes three extension rods 6, which are distributed on the side wall of the connecting plate 5 in a circular array, and the ends of the three extension rods 6 away from the connecting plate 5 are rotatably connected to the connecting rod 7 through a rotating shaft. Two relatively distributed stoppers 11 are provided on the back of the support block 9, and the top of the connecting rod 7 is rotatably connected to the two stoppers 11 through a rotating shaft. By starting the cylinder 2, the connecting plate 5 drives the extension rod 6 to move up and down, so that the extension rod 6 drives the connecting rod 7 to move, so that the connecting rod 7 drives the support block 9 to rotate with the axis of the rotating shaft connected to the U-shaped seat 8 as the center of the circle, thereby facilitating the clamping and release of the bearing ring, and the operation is simple and quick, and can achieve rapid positioning, a fast positioning rate, and a good positioning effect.

[0030] It is understood that the present invention is described by some embodiments, and those skilled in the art are aware that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the scope of protection of the present invention.

Claims

1. A positioning device for bearing ring processing, characterized in that: The invention comprises a base plate (1) and a cylinder (2), wherein the cylinder (2) is located directly above the base plate (1), and the cylinder (2) and the base plate (1) are fixedly connected via a support rod (3); a tray (4) is arranged in the middle of the upper surface of the cylinder (2); the side wall of the tray (4) is rotatably connected to two clamping assemblies distributed in a circular array; a connecting plate (5) is arranged at the bottom of the piston rod of the cylinder (2); and a connecting rod structure for driving three clamping assemblies to clamp the bearing ring is arranged on the connecting plate (5).

2. A positioning device for bearing ring processing according to claim 1, characterized in that: Four support rods (3) are provided, and the four support rods (3) are distributed in a circular array on the upper surface of the bottom plate (1).

3. A positioning device for bearing ring processing according to claim 1, characterized in that: Mounting holes are arranged at the four corners of the upper surface of the base plate (1).

4. A positioning device for bearing ring processing according to claim 1, characterized in that: The clamping assembly comprises a support block (9), the top end of the support block (9) is provided with a clamping block (10) detachably connected thereto, the side wall of the clamping block (10) is provided with a V-shaped groove (13), and a rubber pad (14) is installed in the V-shaped groove (13).

5. A positioning device for bearing ring processing according to claim 4, characterized in that: Limiting grooves (12) are arranged on both sides of the upper surface of the support block (9), and two limiting blocks (15) are arranged at the bottom of the clamping block (10) and are distributed in a one-to-one correspondence with the limiting grooves (12). The size of the limiting blocks (15) matches the size of the limiting grooves (12), and the clamping block (10) and the support block (9) are fixedly connected by bolts.

6. A positioning device for bearing ring processing according to claim 4, characterized in that: The side wall of the tray (4) is provided with three U-shaped seats (8) distributed in a circumferential array, and the bottom side wall of the support block (9) is rotatably connected to the U-shaped seat (8) via a rotating shaft.

7. A positioning device for bearing ring processing according to claim 4, characterized in that: The connecting rod structure comprises three extension rods (6), the three extension rods (6) are distributed in a circular array on the side wall of the connecting disk (5), and the ends of the three extension rods (6) away from the connecting disk (5) are rotatably connected to the connecting rod (7) via a rotating shaft, and the back of the support block (9) is provided with two relatively distributed stoppers (11), and the top end of the connecting rod (7) is rotatably connected to the two stoppers (11) via a rotating shaft.

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